49890780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{8941}}^1$

素因数の和:8987

約数の個数: 72

約数和(自身を含む): 156234624

約数和(自身を除く): 106343844

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 8941, 17882, 26823, 35764, 44705, 53646, 80469, 89410, 107292, 134115, 160938, 178820, 268230, 277171, 321876, 402345, 536460, 554342, 804690, 831513, 1108684, 1385855, 1609380, 1663026, 2494539, 2771710, 3326052, 4157565, 4989078, 5543420, 8315130, 9978156, 12472695, 16630260, 24945390, 49890780]

約数ペア:

[(1, 49890780), (2, 24945390), (3, 16630260), (4, 12472695), (5, 9978156), (6, 8315130), (9, 5543420), (10, 4989078), (12, 4157565), (15, 3326052), (18, 2771710), (20, 2494539), (30, 1663026), (31, 1609380), (36, 1385855), (45, 1108684), (60, 831513), (62, 804690), (90, 554342), (93, 536460), (124, 402345), (155, 321876), (180, 277171), (186, 268230), (279, 178820), (310, 160938), (372, 134115), (465, 107292), (558, 89410), (620, 80469), (930, 53646), (1116, 44705), (1395, 35764), (1860, 26823), (2790, 17882), (5580, 8941)]